Examples of 'protective colloid' in a sentence
Meaning of "protective colloid"
Protective colloid: This scientific phrase refers to a type of colloid (a mixture where one substance is dispersed evenly throughout another) that has properties which provide stability and protection to the dispersed particles, preventing them from coagulating or settling
How to use "protective colloid" in a sentence
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protective colloid
An example of a cellulosic protective colloid is hydroxyethyl cellulose.
Polymer dispersions are usually stabilized with a protective colloid.
The protective colloid can then attach to fiber surfaces.
The emulsifying agent is preferably a protective colloid.
The protective colloid provided in step a is preferably different from hydroxyalkylcellulose.
Polyvinyl alcohol is the preferred protective colloid.
The protective colloid prevents particle to particle agglomeration known as flocculation.
Redispersible polymers including a protective colloid system.
The protective colloid is preferably previously dissolved or dispersed in the oil phase.
This composition contains a protective colloid.
The aqueous protective colloid solution is likewise preferably prepared with stirring.
Preparation of the protective colloid.
All of the protective colloid need not be contained in the feed suspension.
The aqueous concentrate may also include a protective colloid.
At least one primary protective colloid will generally also be used.
See also
Most preferred is to use only emulsifier and no protective colloid.
A wide range of dispersant or protective colloid may be use in the formulation.
The metal colloid is stabilized with the protective colloid.
The emulsifier includes a protective colloid and may further include a surfactant.
The aqueous solution provided in step a comprises at least one protective colloid.
It may be advantageous if some of the protective colloid is grafted onto the polymer.
It can be beneficial to also dose the initiator together with a protective colloid.
The two constituents of the protective colloid are used in the form of aqueous solutions.
It can be beneficial to dose the second initiator together with a protective colloid.
The protective colloid is chosen among those known and used in polymerization of this kind.
Polymerization is carried out in the presence of a protective colloid and a surfactant.
A suitable and preferred protective colloid for use in the coating composition is polyvinyl alcohol.
It is preferred that the suspension also contains emulsifier and protective colloid.
Preferably, a protective colloid is used to stabilize the resultant emulsion.
Said dispersion must necessarily contain a protective colloid and an ionic emulsifier.
The aqueous dispersion according to the invention is preferably free of any protective colloid.
Similarly, the protective colloid can be selected from a myriad of components.
The viscosity of the external phase is primarily a function of the protective colloid present.
A protective colloid stabilizes a dispersed system against aggregation, flocculation, and coalescense.
These polyols which act to physically entangle the novolac particles act as a protective colloid.
If necessary, a protective colloid agent, thixotropic agent and antiforming agent may be added.
One particular class of stabilised emulsion comprises essentially a rosin soap and a protective colloid.
The protective colloid stabilizes a dispersed system against aggregation, flocculation and coalescence.
Various substances were tested for their effectiveness as solution mediator or protective colloid during concentration.
On drying, the protective colloid acts like a shell which prevents the particles from sticking together.
The present invention refers to aqueous emulsions of polyvinyl esters containing hydroxypropylguar as protective colloid.
The non-volatile diluent should not plasticize the protective colloid blend or the capsule wall.
In a further preferred embodiment the composition does not contain a water-soluble organic polymeric protective colloid.
Especially preferred is a reactive, protective colloid produced by coupling a surface active polymer to a MF pre-condensate.
This may be a volatile diluent, an emulsifier or a protective colloid.
Advantageously, the protective colloid is a water-soluble protective colloid.
According to another particular embodiment, the emulsifying agent is a protective colloid.
Examples of the protective colloid are casein, gelatin, gums, cellulose ethers and polyvinyl alcohol.
A composition according to claim 1 wherein said protective colloid is polyvinyl alcohol.
Examples of the protective colloid include gelatin, casein, gums, cellulose ethers and polyvinyl alcohol.
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